AU2003223743A1 - Tuner input filter with electronically adjustable response for adapting to antenna characteristic - Google Patents
Tuner input filter with electronically adjustable response for adapting to antenna characteristicInfo
- Publication number
- AU2003223743A1 AU2003223743A1 AU2003223743A AU2003223743A AU2003223743A1 AU 2003223743 A1 AU2003223743 A1 AU 2003223743A1 AU 2003223743 A AU2003223743 A AU 2003223743A AU 2003223743 A AU2003223743 A AU 2003223743A AU 2003223743 A1 AU2003223743 A1 AU 2003223743A1
- Authority
- AU
- Australia
- Prior art keywords
- adapting
- input filter
- antenna characteristic
- electronically adjustable
- tuner input
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/50—Tuning indicators; Automatic tuning control
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
- H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
- H03J1/0058—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor provided with channel identification means
- H03J1/0066—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor provided with channel identification means with means for analysing the received signal strength
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
- H04N21/4383—Accessing a communication channel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44209—Monitoring of downstream path of the transmission network originating from a server, e.g. bandwidth variations of a wireless network
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J2200/00—Indexing scheme relating to tuning resonant circuits and selecting resonant circuits
- H03J2200/28—Automatic self-alignment of a receiver
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
- H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
- H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/20—Continuous tuning of single resonant circuit by varying inductance only or capacitance only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/52—Automatic gain control
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Databases & Information Systems (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US37612802P | 2002-04-26 | 2002-04-26 | |
US37612702P | 2002-04-26 | 2002-04-26 | |
US60/376,128 | 2002-04-26 | ||
US60/376,127 | 2002-04-26 | ||
PCT/US2003/012925 WO2003092160A1 (en) | 2002-04-26 | 2003-04-25 | Tuner input filter with electronically adjustable response for adapting to antenna characteristic |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2003223743A1 true AU2003223743A1 (en) | 2003-11-10 |
Family
ID=29273049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2003223743A Abandoned AU2003223743A1 (en) | 2002-04-26 | 2003-04-25 | Tuner input filter with electronically adjustable response for adapting to antenna characteristic |
Country Status (9)
Country | Link |
---|---|
US (2) | US7668519B2 (en) |
EP (1) | EP1500193B1 (en) |
JP (2) | JP2005524274A (en) |
KR (1) | KR100997468B1 (en) |
CN (1) | CN100364229C (en) |
AU (1) | AU2003223743A1 (en) |
DE (1) | DE60323825D1 (en) |
MX (1) | MXPA04010620A (en) |
WO (1) | WO2003092160A1 (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003092160A1 (en) * | 2002-04-26 | 2003-11-06 | Thomson Licensing S.A. | Tuner input filter with electronically adjustable response for adapting to antenna characteristic |
AU2003234225A1 (en) * | 2002-04-26 | 2003-11-10 | Thomson Licensing S.A. | Tuner input filter with electronically adjustable center frequency for adapting to antenna characteristic |
US6990324B2 (en) * | 2004-04-15 | 2006-01-24 | Flarion Technologies, Inc. | Methods and apparatus for selecting between multiple carriers using a single receiver chain tuned to a single carrier |
US7801257B2 (en) * | 2005-09-28 | 2010-09-21 | Genesis Microchip Inc | Adaptive reception techniques for over-sampled receivers |
US8063839B2 (en) * | 2006-10-17 | 2011-11-22 | Quantenna Communications, Inc. | Tunable antenna system |
US20080152049A1 (en) * | 2006-12-08 | 2008-06-26 | Texas Instruments Deutschland Gmbh | Digital audio broadcast receiver |
US20080158076A1 (en) * | 2006-12-28 | 2008-07-03 | Broadcom Corporation | Dynamically adjustable narrow bandwidth antenna for wide band systems |
US8457574B2 (en) * | 2007-02-16 | 2013-06-04 | Broadcom Corporation | Front-end integrated circuit for television receivers |
US8169551B2 (en) * | 2007-12-07 | 2012-05-01 | Himax Technologies Limited | Method and apparatus for adjusting center frequency of filter |
US8370890B2 (en) | 2008-07-18 | 2013-02-05 | At&T Intellectual Property I, L.P. | Methods and apparatus for frequency agile band-pass filtering of broadcast signals |
CN102098065A (en) * | 2009-12-11 | 2011-06-15 | 无锡华润矽科微电子有限公司 | Band-pass filter receiving device and control method thereof |
DE102011087682B3 (en) * | 2011-12-02 | 2013-05-29 | Technisat Digital Gmbh | TV reception part with input filter means for suppressing interference power in an input circuit |
US9019039B1 (en) | 2012-03-07 | 2015-04-28 | Space Systems/Loral, Llc | Frequency and bandwidth tunable microwave filter |
US9554359B2 (en) * | 2014-02-07 | 2017-01-24 | Apple Inc. | Dynamic antenna tuner setting for carrier aggregation scenarios |
JP6451123B2 (en) | 2014-07-22 | 2019-01-16 | 船井電機株式会社 | High frequency circuit |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4584544A (en) * | 1985-02-28 | 1986-04-22 | Rca Corporation | Bandswitched interstage coupling network including a high side coupled capacitor |
JPS6046895B2 (en) * | 1978-08-04 | 1985-10-18 | アルプス電気株式会社 | electronic tuning tuner |
DE3033994A1 (en) * | 1980-09-10 | 1982-04-15 | Koenig & Bauer Ag | METHOD AND DEVICE FOR ADJUSTING COLOR ZONE WIDTH COLOR DOSE ELEMENTS OF PRINTING MACHINES |
US4349840A (en) * | 1980-11-25 | 1982-09-14 | Rca Corporation | Apparatus for automatically steering an electrically steerable television antenna |
US4404686A (en) * | 1980-12-01 | 1983-09-13 | Zenith Radio Corporation | Four band VHF varactor tuner to cover extended CATV band utilizing two switching diodes per resonant circuit |
DE3509517A1 (en) * | 1985-03-16 | 1986-09-25 | Philips Patentverwaltung Gmbh, 2000 Hamburg | CIRCUIT ARRANGEMENT FOR A TUNER FOR SWITCHING TWO FREQUENCY BANDS |
DE3512873A1 (en) * | 1985-04-11 | 1986-10-30 | Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen | TUNING SYSTEM FOR TELEVISIONS |
GB2196197B (en) | 1986-10-01 | 1990-09-19 | Telefunken Electronic Gmbh | Television tuner |
US4972509A (en) * | 1988-06-20 | 1990-11-20 | Sony Coporation | Band switching circuit of a tuner |
JP2911136B2 (en) * | 1989-07-05 | 1999-06-23 | 松下電器産業株式会社 | Input tuning filter |
US5101509A (en) * | 1990-09-14 | 1992-03-31 | Ford Motor Company | Rf filter alignment using digital processor clock |
JPH04297136A (en) * | 1991-01-09 | 1992-10-21 | Clarion Co Ltd | Antenna amplifier |
GB2276786B (en) * | 1993-03-22 | 1996-07-10 | Motorola Gmbh | A voltage controlled filter and a radio communications device comprising the same |
JPH07131276A (en) * | 1993-10-29 | 1995-05-19 | Toshiba Corp | Variable filter |
JPH0974318A (en) * | 1995-03-31 | 1997-03-18 | Ikeda Takeshi | Receiver |
KR0153730B1 (en) * | 1995-10-26 | 1998-12-15 | 김광호 | Channel selection method of voltage synthesize tuning |
US5715531A (en) * | 1995-11-20 | 1998-02-03 | Nextlevel Systems (Taiwan), Ltd. | Synchronous tracking filter circuit for a broadcast satellite tuner |
JPH11205700A (en) * | 1998-01-12 | 1999-07-30 | Alps Electric Co Ltd | Double-tuning circuit |
US6111603A (en) | 1998-10-02 | 2000-08-29 | Sony Corporation | Portable field tester for measuring signal reception of a digitally broadcast signal |
JP2000151448A (en) * | 1998-11-10 | 2000-05-30 | Harness Syst Tech Res Ltd | On-vehicle antenna system |
FR2787262A1 (en) | 1998-12-14 | 2000-06-16 | Cit Alcatel | FIBER OPTIC TRANSMISSION SYSTEM WITH VARIABLE WIDTH RECEIVING FILTER |
SE514174C2 (en) * | 1999-03-09 | 2001-01-15 | Ericsson Telefon Ab L M | Variable resonant frequency resonator |
US6291924B1 (en) | 1999-07-01 | 2001-09-18 | Trw Inc. | Adjustable saw device |
JP2001313580A (en) * | 2000-04-28 | 2001-11-09 | New Japan Radio Co Ltd | Image signal elimination filter |
JP2002009573A (en) * | 2000-06-26 | 2002-01-11 | Mitsubishi Electric Corp | Tunable filter |
WO2003092160A1 (en) * | 2002-04-26 | 2003-11-06 | Thomson Licensing S.A. | Tuner input filter with electronically adjustable response for adapting to antenna characteristic |
-
2003
- 2003-04-25 WO PCT/US2003/012925 patent/WO2003092160A1/en active Application Filing
- 2003-04-25 MX MXPA04010620A patent/MXPA04010620A/en active IP Right Grant
- 2003-04-25 EP EP03719945A patent/EP1500193B1/en not_active Expired - Lifetime
- 2003-04-25 US US10/512,525 patent/US7668519B2/en active Active
- 2003-04-25 AU AU2003223743A patent/AU2003223743A1/en not_active Abandoned
- 2003-04-25 KR KR1020047017059A patent/KR100997468B1/en active IP Right Grant
- 2003-04-25 CN CNB038148587A patent/CN100364229C/en not_active Expired - Fee Related
- 2003-04-25 DE DE60323825T patent/DE60323825D1/en not_active Expired - Lifetime
- 2003-04-25 JP JP2004500407A patent/JP2005524274A/en active Pending
-
2009
- 2009-07-01 US US12/459,468 patent/US7983638B2/en active Active
- 2009-12-11 JP JP2009281719A patent/JP4987951B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR100997468B1 (en) | 2010-12-01 |
US20090310031A1 (en) | 2009-12-17 |
JP4987951B2 (en) | 2012-08-01 |
JP2005524274A (en) | 2005-08-11 |
EP1500193B1 (en) | 2008-10-01 |
MXPA04010620A (en) | 2004-12-13 |
US20050237389A1 (en) | 2005-10-27 |
EP1500193A1 (en) | 2005-01-26 |
DE60323825D1 (en) | 2008-11-13 |
US7983638B2 (en) | 2011-07-19 |
CN1663123A (en) | 2005-08-31 |
WO2003092160A1 (en) | 2003-11-06 |
US7668519B2 (en) | 2010-02-23 |
KR20040104605A (en) | 2004-12-10 |
JP2010098747A (en) | 2010-04-30 |
CN100364229C (en) | 2008-01-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK6 | Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase |